Conjugación del verbo inglés
MUST SAIL

Verbo regular: sail - sailed - sailed

Afirmación

Forma simple	Forma con V-ing
I must sail you must sail she must sail we must sail you must sail they must sail	I must be sailing you must be sailing she must be sailing we must be sailing you must be sailing they must be sailing
Perfecto	Perfecto con V-ing
I must have sailed you must have sailed she must have sailed we must have sailed you must have sailed they must have sailed	I must have been sailing you must have been sailing she must have been sailing we must have been sailing you must have been sailing they must have been sailing

Negación

Forma simple	Forma con V-ing
I must not sail you must not sail she must not sail we must not sail you must not sail they must not sail	I must not be sailing you must not be sailing she must not be sailing we must not be sailing you must not be sailing they must not be sailing
Perfecto	Perfecto con V-ing
I must not have sailed you must not have sailed she must not have sailed we must not have sailed you must not have sailed they must not have sailed	I must not have been sailing you must not have been sailing she must not have been sailing we must not have been sailing you must not have been sailing they must not have been sailing

Forma interrogativa

Forma simple	Forma con V-ing
must I sail? must you sail? must she sail? must we sail? must you sail? must they sail?	must I be sailing? must you be sailing? must she be sailing? must we be sailing? must you be sailing? must they be sailing?
Perfecto	Perfecto con V-ing
must I have sailed? must you have sailed? must she have sailed? must we have sailed? must you have sailed? must they have sailed?	must I have been sailing? must you have been sailing? must she have been sailing? must we have been sailing? must you have been sailing? must they have been sailing?

Forma interro-negativa

Forma simple	Forma con V-ing
must I not sail? must you not sail? must she not sail? must we not sail? must you not sail? must they not sail?	must I not be sailing? must you not be sailing? must she not be sailing? must we not be sailing? must you not be sailing? must they not be sailing?
Perfecto	Perfecto con V-ing
must I not have sailed? must you not have sailed? must she not have sailed? must we not have sailed? must you not have sailed? must they not have sailed?	must I not have been sailing? must you not have been sailing? must she not have been sailing? must we not have been sailing? must you not have been sailing? must they not have been sailing?